Block height - The block variety and duration of the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity with the from address (Remember this starts off at 0 so a nonce of 100 would in fact be the 101st transaction submitted by this account) https://pr7bookmark.com/story20546505/5-simple-statements-about-blockchain-explorer-solana-explained-https-md-entropia-de-aifurowaq7oqbm16-zzrcw